Prosecution Insights
Last updated: July 17, 2026

Examiner: KELLER, BRIAN D

Tech Center 3700 • Art Units: 3723 3761

This examiner grants 59% of resolved cases

Performance Statistics

58.8%
Allow Rate
-11.2% vs TC avg
475
Total Applications
+37.0%
Interview Lift
1165
Avg Prosecution Days
Based on 468 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
5.6%
§102 Novelty
78.7%
§103 Obviousness
10.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18410343 VACUUM Final Rejection YAMABIKO CORPORATION

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